Head mask



FIG. 1 is a right side view of a head mask showing my new design in afolded configuration, the left side view being a mirror image thereof;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a perspective bottom, right side view showing the head mask ina partially unfolded state;

FIG. 7 is a right side view showing the head mask in use, the left sideview being a mirror image thereof;

FIG. 8 is rear view thereof;

FIG. 9 is a front view thereof;

FIG. 10 is a top view thereof; and,

FIG. 11 is a perspective front, top view thereof.

The broken line showing of a human head in FIG. 7-11 is for the purposeof illustrating environmental structure and forms no part of the claimeddesign.

CLAIM I claim the ornamental design for a head mask, as shown anddescribed.